Olsztyn ( 53.78°N 20.49°W ) is in the country of Poland ( PL ). Olsztyn's main hub is Olsztyn . With a population of 171,803, Olsztyn is well served by coach and bus routes to many of Europe's most popular destinations with 0 direct services to places including and over 0 destinations in total. Eurolines is the main coach and bus company operating coach and bus services from Olsztyn.